if object is array javascript
Array.isArray(object);how to check if something is array javascript
function isArray(value) {
return Object.prototype.toString.call(value) === "[object Array]";
}how to check if array
// Check if something is an Array
// just like you do with "typeof"
Array.isArray([1, 2, 3]); // true
Array.isArray('asdf'); // falsecheck object in array javascript
var obj = {a: 5};
var array = [obj, "string", 5]; // Must be same object
array.indexOf(obj) !== -1 // Truehow to check if an object is in an array javascript
//We will make a search box kind of thing. It will ask the user to enter a fruit and we will make a list fruits. If the user input is in list, then print you win
//Make a list for fruits
var FRUITS = ["Apple","Bananna","Mango","Kiwi"];
//User input
var User_Input = prompt("Enter a fruit");
//Variable to check if user_input is in fruit
var UserInFruit = FRUITS.contains(User_Input);
//If staatement
if (UserInFruit = true){
print("You win")
}javascript is array or object
const data = [1,2,3,4,5];const isArray = Object.prototype.toString.call(data) === '[object Array]';console.log(isArray); // trueconst data = {id: 1, name: “Josh”};const isArray = Object.prototype.toString.call(data) === '[object Array]';console.log(isArray); // falseCopyright © 2021 Codeinu
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